Plate Tectonics Crossword Puzzle

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Across
  1. 5. Created when a more dense plate sinks beneath a less dense plate in a process called Subduction
  2. 6. To develop in different directions
  3. 8. The process or state of converging
  4. 9. A line that marks the limits of an area
  5. 10. Hot molten rock
Down
  1. 1. The process in plate tectonics of the edge of one crustal plate descending below the edge of another.
  2. 2. The hard outer layer of Earth
  3. 3. A massive slab of solid rock made up of Earth's crust and upper mantle
  4. 4. The process of being formed
  5. 7. To make a change in form